Toyota Gazoo Racing to supply heritage engine components for the AE86 Corolla coupe 

Toyota Gazoo Racing’s GR Heritage Parts Project is to breed and reissue a collection of components for the engine used within the AE86 Corolla coupe, certainly one of Toyota’s most celebrated sports activities fashions from the Nineteen Eighties.  

Customers will have the ability to supply the cylinder head and cylinder block sub-assemblies for the 4A-GE engine. While the unique components have been replicated when it comes to their authentic fundamental design and specs, they’ve been modernised utilizing up-to-date simulation expertise, manufacturing strategies and supplies, serving to guarantee house owners can take pleasure in their automobiles for years to return. 

Key options – cylinder head sub-assembly 

The cylinder head sub-assembly options combustion chambers with extra machining that lessens the untouched forged floor space, decreasing the variations between particular person engines that may come up from slight variances in compression ratio. The consumption ports bear a brand new coating course of to scale back pre-polishing floor irregularities, whereas camshaft cap knock pins, which had been initially solely in a part of the meeting, have been added all through for improved workability. 

Key options – cylinder block sub-assembly 

The cylinder block sub-assembly’s cylinder bores profit from a contemporary honing course of with extra exact machining. Durability has been improved by utilizing higher-rigidity forged iron and simulation-based modification of the crank-cap construction. 

In response to requests from clients, consumption and exhaust ports have been given thicker partitions. The sub-assembly additionally now contains bosses and ribs for transverse mounting, so the engine will be put in not simply within the rear-wheel drive AE86, but in addition in front-wheel drive fashions. 

The new GR Heritage components had been launched on the weekend in a presentation at an occasion on the Fuji Speedway celebrating the 30^th anniversary of Initial D, the Japanese manga collection about road racing and drifting which helped construct a brand new cult standing for the AE86 Corolla. Deliveries of the brand new components are anticipated from spring 2026. 

ENDS